Remove six

advanced_filters/form_helpers.py

@@ -3,8 +3,6 @@
 
 from django import forms
 
-import six
-
 logger = logging.getLogger('advanced_filters.form_helpers')
 
 extra_spaces_pattern = re.compile(r'\s+')

advanced_filters/forms.py

@@ -15,7 +15,7 @@
 from django.db.models.fields import DateField
 from django.forms.formsets import formset_factory, BaseFormSet
 from django.utils.functional import cached_property
-from six.moves import reduce
+from functools import reduce
 from django.utils.text import capfirst
 from django.utils.translation import gettext_lazy as _
 

advanced_filters/mixins.py

@@ -16,11 +16,6 @@
     from django.utils.encoding import force_text as force_string
 from django.views.decorators.csrf import csrf_exempt
 
-try:
-    from django.utils import six
-except ImportError:
-    import six
-
 
 class CsrfExemptMixin:
     """

advanced_filters/q_serializer.py

@@ -3,7 +3,6 @@
 import base64
 import time
 
-import six
 from django.db.models import Q
 from django.core.serializers.base import SerializationError
 
@@ -121,7 +120,7 @@ def dumps(self, obj):
             raise SerializationError
         string = json.dumps(self.serialize(obj), default=dt2ts)
         if self.b64_enabled:
-            return base64.b64encode(six.b(string)).decode("utf-8")
+            return base64.b64encode(string.encode("latin-1")).decode("utf-8")
         return string
 
     def loads(self, string, raw=False):